baber/WOPTO huggingface dataset:
Patent JP-2001244857-A (JP)
Title: Ground return power line carrier communication system
Inventor: OTA KAZUO
IPC: H04B3/54
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To extend a transmission range by increasing the signal voltage to input. SOLUTION: This ground return power line carrier communication system which input a signal between a power line and the ground is equipped with a current monitor circuit 8 arranged between the output of an amplifier 5 of a transmission signal and the power line 1 to monitors the current, an input voltage monitor ground electrode 7 which is provided at a far distance different from the output of the amplifier 5 and a ground electrode 3 for signal input, an input voltage monitor circuit 9 which measures the signal voltage between the power line 1 and the ground, a multiplying circuit 10 and a gain control circuit 11 which control to keep a constant level of the electric power inputted from the amplifier 5 according to the outputs of the monitor circuits 8 and 9.
Patent JP-2001243030-A (JP)
Title: Picture processing system and picture processor and method for controlling the same and storage medium
Inventor: NAKAJIMA YASUKI
IPC: H04N1/32
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a picture processing system and a picture processor and a method for controlling this device and a recording medium capable of obtaining a program file such as a system program even when the connection of the picture processor to a file server is made unavailable. SOLUTION: At the time of judging that a file server 113 or a retrieval server 114 breaks down, a multi-function device 115 communicates with a multi- function device 100 connected to the same LAN (STEP 702). Then, the multi- function device 115 issues the transfer request of a program file to the multi- function device 100 (STEP 703). The multi-function device 100 transfers the program file stored in an RAM 504, and the multi-function device 115 receives the transferred program file (STEP 704).
Patent JP-2001240378-A (JP)
Title: Auxiliary jib device for mobile crane
Inventor: YAMAMOTO HIDEJI
IPC: B66C23/42
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To solve a problem that a jib support front part is required to be brought into a shape to avoid a link member in a condition where a link mechanism is foldedly stored, that is, a problem that jib support structure is complicated to bring weight increase so as to secure strength of portions in the jib support front part because the portion along the link member and the portion for forming a rotation support point part of a jib main body base end part and a rotation support point part of a mast can not be connected linearly in the jib support front part to be brought into a folded shape. SOLUTION: A jib support is composed of side plates opposed each other and a member for connecting the both side plates, and one portion of a link under a folded condition is overlapped with the jib support side plates in side view.
Patent JP-2001246632-A (JP)
Title: Fiber reinforced resin molded article and method of manufacturing the same
Inventor: SAITO YASUHIRO
IPC: E01B3/44
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a glass long fiber reinforced urethane resin foamed molded article made excellent in compression strength and bending strength by enhancing surface strength and a method for manufacturing the same without bringing about a sharp increase in cost. SOLUTION: A fiber reinforced resin molded article is the urethane resin foamed molded article reinforced by glass long fibers in its longitudinal direction, having a surface layer 4 comprising urethane resin foam 2 mixed with a solid filler 5. This molded article is manufactured by sprinkling a foamable urethane resin liquid over glass long fiber bundles 12 which are unidirectionally advanced at a predetermined interval under tension to infiltrate the same in the fiber bundles and subsequently sprinkling the solid fillers 5 over the impregnated fiber bundles from above to guide the fiber bundles through a molding passage 16 and foaming and curing the foamable urethane resin liquid.
Patent JP-2001250710-A (JP)
Title: Cooling method of superconductive coil and cooling structure
Inventor: TSURUTOME TAKENAO
IPC: H01F6/00
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a superconductive coil that can be rapidly excited without causing quenching. SOLUTION: A coil cooling plate 2 and coil frame flanges 1b and 1b' cover the outer peripheral surface of a superconductive coil, and a coil cooling means which cools down the coil through the cooling plate 2 and the coil frame flanges 1b and 1b' is buried in coil cooling flanges 3 and 3', coil frame flanges 1b and 1b', and a coil frame drum 1a in an axial direction to cool down the coil from both its inner and outer surface, so that the temperature gradient gets small inside the coil, and thus the coil which is rapidly excited without causing quenching can be provided.
Patent JP-2001248557-A (JP)
Title: Hermetically sealed compressor
Inventor: TOMOTA HIRONORI
IPC: F04B39/02
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a horizontal hermetically sealed compressor of internal low pressure type capable of raising oil level in a pump chamber. SOLUTION: A partitioning means 3 (serving also as a subframe) forming an oil passing hole 3b for passing lubricating oil 70 to a lower part is formed between an oil pump and an electric motor part to partition into a pump chamber 13 and a motor chamber 12, open a suction pipe 8 in the partitioning plate, and form a static pressure introduction port 8a opened above the oil level of the pump chamber in the suction pipe. Thereby suction gas flows into the suction pipe provided with the static pressure introduction port so that a pressure in the pump chamber becomes lower than a pressure in the motor chamber and the lubricating oil flows smoothly into the pump chamber from the motor chamber through the oil passing hole, raising the oil level of the pump chamber higher than the oil level of the motor chamber.
Patent JP-2001244252-A (JP)
Title: Method of judging end of etching and device therefor
Inventor: NAKAMOTO SHIGERU
IPC: H01L21/3065
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a method of stably judging the end of etching even for a semiconductor wafer having a small change in light emitting intensity and largely affected by noise components near the end of etching, and a device therefor. SOLUTION: In judging the end of etching, first, it is detected that etching comes near to the end when the first differential waveform, which is not largely affected by noises, exceeds a predetermined judgment value 1. Next, in order to determine the exact end of etching, the second differential waveform is monitored and when the second differential waveform exceeds the predetermined judgment value 2, it is judged that etching comes to the end.
Patent JP-2001250312-A (JP)
Title: Disk driving device
Inventor: YAMAMOTO KAZUTOSHI
IPC: G11B19/04
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To prevent recording data of a magnetic disk from being destroyed even when ejecting operation of a disk cartridge is performed in a state where recording/reproducing is executed to the magnetic disk. SOLUTION: A head retracting mechanism 16 has a first arm 35 and a second arm 36 which are rotated by the ejecting operation of an eject level 26, and a retracting block 36 which is joined to a rotating end of the second arm and is supported at a sub guide shaft 22 with freely sliding. The retracting block is in a state where the block is apart forward from a front end within a moving range of a part 20a to be pressed of a carriage 20 pressed by the retracting block in a cartridge loading state and a charging detecting switch 38 is on. When the retracting block is moved backward by the ejecting operation, the charging detecting switch is off before the retracting block comes into contact with the pressed part of the carriage.
Patent JP-2001211796-A (JP)
Title: Fishhook sharpener
Inventor: NISHIKATA TORU
IPC: B24B19/16
Filed: 2000-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a fishhook sharpener where anybody can easily sharpen a conical fishhook and a contacting object is not damaged. SOLUTION: This sharpener features being so arranged that a cutting face is installed on the whole of a tubular internal surface in such a way that the cutting face contacts with the outer periphery of a needlepoint over 360 degrees to fit the conical shape of the needlepoint and the inner diameter is tapered off in such a way that the needlepoint always contacts with the cutting face, and not exposing the cutting face on a handle surface.
Patent JP-2001252743-A (JP)
Title: Hollow rack shaft forming method, and core therefor
Inventor: TSUBOUCHI HIROSHI
IPC: B21K1/76
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a rack shaft forming method in which an arc portion of the back side of a rack and both ends of the rack shaft are formed close to a true circle (or semi-circle) by improving the tube forming step which cannot form a correct arc shape in a conventional plastic working, and a die therefor. SOLUTION: When a semi-finished work 3 for manufacturing a hollow rack shaft in which a rack tooth profile is formed on a portion having a C-shaped section of the center portion, and a portion having a U-shaped section on both sides thereof is plastically formed into a tube by folding the C-shaped and U-shaped legs 6 in an arc shape, and butting the ends of the legs against each other, a circular core 2a and D-shaped core 2b having the circular arc shape of the inner surface of the hollow portion of the hollow rack shaft are inserted between the C-shaped and U-shaped legs 6.
Patent JP-2001254143-A (JP)
Title: Soft-nitriding non-thermally refined crank shaft and its producing method
Inventor: ETOU HIROHITO
IPC: C21D9/30
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To make securable an excellent fatigue limit and bending straightening properties equal to those of the conventional soft-nitriding crank shaft subjected to refining treatment even in the case sot-nitriding treatment is conducted with out performing thermal refining treatment after hot forging. SOLUTION: This soft-nitriding non-thermally refined crank shaft is produced from steel containing 0.1 to 0.6% C, <=3.0% Cu and <=3.0% Ni and also in the ranges so as to satisfy the following inequalities and moreover containing 0.05 to 1.50% Si, <=0.07% P, 0.20 to 1.20% Mn, <=0.10% S, <=0.05% Al, <=0.020% Ti, <=0.0030% Ca, <=0.030% N and <=0.30% Pb, and the balance Fe with inevitable impurities and is subjected to soft-nitriding treatment: fn1=44.23×Cu[%]+214.2×C[%]+231, 260<=fn1<=380; fn2=42.51×Cu[%]+228.6×C[%]+110, 180<=fn2<=300; and fn3=Ni[%]/Cu[%], fn3>=0.40.
Patent JP-2001264522-A (JP)
Title: Dichroic prism and projector and system by using the dichroic prism
Inventor: SAWAMURA MITSUHARU
IPC: G02B5/30
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a high-quality dichroic prism having excellent angle characteristics and to provide a projector and a system by using the dichroic prism. SOLUTION: In the dichroic prism which synthesize S-polarized blue and red light and P-polarized green light, the half value wavelength of the S- polarized light at 45 deg. incident angle to the dichroic film which reflects blue or red light is controlled to be near within a specified range to the half value wavelength of the S-polarized light at 45 deg. incident angle to the dichroic film which reflects red or blue light. The projector and the system are constituted by using the dichroic prism.
Patent JP-2001254602-A (JP)
Title: Rotary hydraulic machine
Inventor: ENDO TSUNEO
IPC: F04C18/344
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To smoothly perform conversion between mechanical energy and pressure energy of a working fluid in a simple structure and suitably manage a clearance gap between the outer periopheral surface of a vane and the inner peripheral surface of a rotor chamber in a rotary hydraulic machine having an integrally movable piston and a vane provided on a rotor. SOLUTION: This rotary hydraulic machine is provided with plural vane piston units U1-U12 radially disposed on the rotor 31 rotated in the rotor chamber 14, and a roller 59 provided in each of the vane piston units U1-U12 engages with a non-circular annular groove 60 formed in a casing 7. Thus, in a simple structure formed by the roller 59 and the annular groove 60, in the case of functioning as an expander 4, the reciprocation of the vane piston units U1-U12 can be converted to rotation of the rotor 31, and in the case of functioning as a compressor, the rotation of the rotor 31 can be converted to reciprocation of the vane piston units U1-U12.
Patent JP-2001268923-A (JP)
Title: On-voltage correction circuit for semiconductor element
Inventor: SHIODA TAKESHI
IPC: H02M7/12
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To solve the problem due to the fact that an output voltage is not obtained in accordance with a phase voltage command by the effect of the on-voltage of a switching element in a three-phase PWN conveter. SOLUTION: This correction circuit consists of a phase voltage command output circuit, a switching element on-voltage output circuit, a current does discriminating circuit, a circuit for outputting a correction voltage value with the current code and switching element turned on, and a circuit of outputting a difference between the phase voltage command and the correction voltage as a correction phase voltage command to control the gate of the three-phase PWM converter.
Patent JP-2001261433-A (JP)
Title: Nonmagnetic ceramics
Inventor: ABIKO YOICHI
IPC: G11B21/21
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To obtain nonmagnetic ceramics which have a thermal thermal expansion coefficient near to that of a magnetic film and low saturation magnetic flux density and are excellent in sinterability and workability. SOLUTION: This nonmagnetic ceramics adopted consist essentially of CaO and Fe2O3, wherein the molar blending ratio of CaO to Fe2O3 (CaO/Fe2O3) is 15/85 to 44/56.
Patent JP-2001262918-A (JP)
Title: Opening/closing control device for lid
Inventor: KATO KOICHI
IPC: E05C21/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To alleviate generation of shock of a control lever against a main body during returning of the lever and restrain the noise. SOLUTION: This device comprises a body 20 mounted to a lid, a control lever (control part) 60 supported to the body 20 and capable of turning between a normal position and a pull operation position, and a coil spring 50 to energize the lever 60 in the returning direction from the pull operation position to the normal operation. In the device, an abutting piece (part) 65 bendable elastically is formed at the lever 60. A slant surface 31 on which the piece 65 slides on is formed on the body 20, and the lever 60 is reduced in its speed by the frictional force generated when the piece 65 slides on the slant surface 31 according to the returning operation of the lever 60 to the normal position.
Patent JP-2000304718-A (JP)
Title: Porous electrode for gas sensor, and sensor device
Inventor: GUTH ULRICH DR
IPC: G01N27/409
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To assure a low impedance, and at the same time, improved stability and reproducibility of a measurement signal with respect to time by making an electrode structure a porous one having a conductive gold frame body containing an oxide constituent. SOLUTION: The electrode structure with a conductive gold frame body containing an oxide constituent or a base organization is provided with a permeable pore, and the conductivity of the gold frame body or the base organization is given in the direction of total space. The oxide constituent contained in the conductive gold frame body preferably contains gallium oxide. In this case, the gallium oxide is preferably in the ratio of 30 wt.% regarding the conductive frame body. Also, the oxide constituent may contain one or a plurality of oxygen ion conductive solid electrolyte substances.
Patent JP-2001270162-A (JP)
Title: Imaging apparatus and method for outputting image data
Inventor: SANO JUNPEI
IPC: B41J5/30
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To simplify confirmation of the content and sorting of a plurality of print job outputs through simple arrangement. SOLUTION: An operating section 102 can set output or non-output of a cover page for one or more job or every job from a plurality of pieces of print job information stored, as additional information, in a memory section 103 constituting an imaging apparatus. A printer section 105 outputs a cover page corresponding to a job selected depending on the fact whether a set cover page is outputted or not and prints out the cover page according to the job.
Patent JP-2001270148-A (JP)
Title: Image forming apparatus
Inventor: SEKINE HARUYUKI
IPC: H04N1/113
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of accurately and strictly regulating an interval between positions of laser light scanning or its change. SOLUTION: In this image forming apparatus, the interval of the plurality of laser lights is adjusted by diagonally moving a prism 25 for adjusting the interval between the laser lights by a stepping motor 203 as a driving force. A movement amount of the laser light on a photosensitive drum 31 in terms of the adjusting prism 25 corresponding to the diagonal moving condition at every time including the fluctuation due to variation with time is measured by an index sensor 29. A control device C determines the number of steps to be applied to the adjusting prism 25 based on the measured movement amount of the laser light. As a result, it is possible to always accurately execute adjusting of the interval between the laser lights irrespective of the variation with time of the adjusting prism 25.
Patent JP-2000283306-A (JP)
Title: Ball valve
Inventor: POHLMEIER GERHARD
IPC: F16K51/00
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a ball valve capable of being applied in a pipe for fresh water and drinking water by extending a cleaning passage from a channel to an outside zone of at least one sealed zone on a surface of an operating ball. SOLUTION: An operating ball 5 is provided with a hole 7 for connecting an inlet passage 2 and an outlet passage 3 when a valve is located on an open position, and defining a duct with these passages. This duct communicates through an internal space 8 of a housing and a cleaning passage defined between the seal rings 4. The cleaning passage consists of a channel 9 machined on a surface of an operating ball 5 and a groove 10 formed on an inner end of the inlet passage 2 and the outlet passage 3. The groove 10 is aligned to the channel 9 at a close position of the operating ball 5. Further the channel 9 is formed to be located outside of a sealed zone 11 on a surface of the operating ball 5. The sealed zone 11 is surrounded by the sealing rings 4 immediately after the operating ball 5 is located on the close position.
Patent JP-2001270130-A (JP)
Title: Ink channel connection structure for ink-jet recording device
Inventor: MIYAZAWA HISASHI
IPC: B41J2/175
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a connection channel for a recording head and an ink cartridge, capable of preventing problems derived from thickening of an ink or solidification of an ink in a recording head in the state with the ink cartridge detached. SOLUTION: A cylindrical member elongating in the cartridge insertion direction is provided with at least an ink inflow window 4a in the circumferential surface thereof. A valve element 11 comprising a retainer part 23a normally maintained in a closed state by a spring 23, to be moved while being guided by the window 4a in the state with an ink cartridge mounted, is stored. In the state with the ink cartridge taken out, the ink inflow connection opening is in the closed state (FIG. 5 (a)) so as to prevent evaporation of an ink solvent or outflow of an ink in a recording head. Moreover, even in the case an ink K adhered on the window 4a is solidified, the stoppage part 23a moves the window 4a so as to eliminate the solidified ink and ensure the ink inflow opening.
Patent JP-2001270281-A (JP)
Title: Writing utensil
Inventor: MATSUZAKI NOBUKI
IPC: B43K5/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To reduce fatigue associated with long time writing. SOLUTION: A delivery pencil 10 is constituted by including a main body tube 11 consisting of a front region 16 positioning on a penpoint part 12 side, a rear region 17 positioning on a push button part 14 side and an intermediate region 18 positioning between the front region 16 and the rear region 17. The intermediate region 18 is made to be constricted or to be diametrically made smaller than the outer diameters of the front region and of the rear region 17. Concretely, the intermediate region 18 has an outer diameter, which curvedly reduces so as to be connected respectively from the front end side of the intermediate region 18 connecting with the boundary position B1 on the front region 16 side and from the rear end side of the intermediate region 18 connecting with the boundary position B2 on the rear region 17 side to the middle of the intermediate region 18.
Patent JP-2001269071-A (JP)
Title: Watering nozzle and watering tool
Inventor: NAKAMURA HIROYUKI
IPC: A01G25/02
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a watering nozzle capable of maintaining a watering amount in a proper amount and yet not causing an extract/water leak even in using a microtube as a watering tube. SOLUTION: A watering nozzle 3 to be attached to the end part of a watering tube 2 is constituted of a nozzle member 4 and a cover member 5 composed of an elastic member. The nozzle member 3 is provided with a tube insertion cylindrical part 6, a watering route 8 in the inside, a thrusting part 7 which is equipped with a watering route opening part 9 in the vicinity of the tip part and is arranged at the tip side of the tube insertion cylindrical part 6 and a seizing part 10 at the outer peripheral face of the tube insertion cylindrical part 6. The cover member 5 is constituted of the nozzle member 3 and an elastic material and is equipped with a fixing cylindrical part 13 provided with a linking part and a cover part 14. The cover part 14 has a tube insertion hole 17 and is movable in the cylindrical axis direction.  The inserted tube can be nipped and fixed by the tube insertion, hole 17 whose hole diameter is changed by the movement.
Patent JP-2001285334-A (JP)
Title: Mail server
Inventor: MASUDA YOSHIHIRO
IPC: H04L12/58
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a mail server capable of grasping easily communication status, which solves the problem that conventional mailing list can not grasp the communication status. SOLUTION: In this mail sever, a destination list stored in a storage 13 is performed a logic operation based on an identifier of a destination list received from a device 30 of information provider side and a logic operation form for the destination list, a mail received from the device 30 to a device 20 of participant side that is the destination as the result of the logic operation, and also the number of the destinations and the destination list determined the possibility to be on public are transmitted to the device 30.